EXPLANATION OF ILLUSTRATION 
PLeuROTHALLIs RUscIFOLIA(Jacqg.) R.Br. 1, leaf and 
inflorescence natural size, drawn from a Jamaican 
plant (W. R. Maxon 9486). 2, flower much en- 
larged. 3, labellum and column much enlarged (an- 
ther removed). 4, labellum much enlarged. 5, 
6 & 7, column much enlarged, to show pulvinate 
foot, rostellum and stigmatic orifice under the rostel- 
lum (anther removed). 8, pollinia much enlarged. 
[4] 
